Piontek Gregg

CIK 00014183281 companyTHE WOODLANDS, TX

SEC Profile

Transactions

Companies

Filings

CIK

0001418328

Recent Transactions

50 trades

Exercise/Conversion
NPK International Inc.$NPKI
Non-Qualified Stock Option (right to buy)
2026-03-04−73,590→ 0 total
Sale
NPK International Inc.$NPKI
Common Stock
2026-03-04$14.10/sh−73,590→ 919,326 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2026-03-04$4.32/sh+73,590→ 992,916 total
Sale
NPK International Inc.$NPKI
Common Stock
2026-03-04$14.02/sh−35,000→ 884,326 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2025-06-01+43,790→ 921,026 total
Tax Payment
NPK International Inc.$NPKI
Common Stock
2025-06-01$8.09/sh−15,889→ 887,906 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2025-06-01+40,379→ 919,326 total
Tax Payment
NPK International Inc.$NPKI
Common Stock
2025-06-01$8.09/sh−8,959→ 878,947 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2025-06-01−40,379→ 40,379 total
Tax Payment
NPK International Inc.$NPKI
Common Stock
2025-06-01$8.09/sh−17,231→ 903,795 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2025-06-01−43,790→ 80,758 total
Award
NPK International Inc.$NPKI
Common Stock
2025-05-14+85,706→ 877,236 total
Tax Payment
NPK International Inc.$NPKI
Common Stock
2024-06-01$8.48/sh−20,139→ 791,530 total
Tax Payment
NPK International Inc.$NPKI
Common Stock
2024-06-01$8.48/sh−15,889→ 828,900 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2024-06-01+43,790→ 804,409 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2024-06-01+51,181→ 760,619 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2024-06-01−40,380→ 124,548 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2024-06-01−43,790→ 164,928 total
Tax Payment
NPK International Inc.$NPKI
Common Stock
2024-06-01$8.48/sh−17,231→ 811,669 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2024-06-01+40,380→ 844,789 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2024-06-01−51,181→ 208,718 total
Award
NPK International Inc.$NPKI
Common Stock
2024-05-15+68,308→ 709,438 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2023-06-02+51,182→ 641,130 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2023-06-02−51,182→ 259,899 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2023-06-01+43,791→ 565,641 total
Tax Payment
NPK International Inc.$NPKI
Common Stock
2023-06-01$3.67/sh−12,462→ 589,948 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2023-06-01+47,432→ 602,410 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2023-06-01−47,432→ 311,081 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2023-06-01−43,791→ 358,513 total
Tax Payment
NPK International Inc.$NPKI
Common Stock
2023-06-01$3.67/sh−10,663→ 554,978 total
Award
NPK International Inc.$NPKI
Restricted Stock Units
2023-05-18+121,138→ 402,304 total
Purchase
NPK International Inc.$NPKI
Common Stock
2022-08-05$2.55/sh+10,000→ 65,000 total
Tax Payment
NPK International Inc.$NPKI
Common Stock
2022-06-01$4.48/sh−9,088→ 462,039 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2022-06-01−47,433→ 332,348 total
Tax Payment
NPK International Inc.$NPKI
Common Stock
2022-06-01$4.48/sh−20,140→ 521,850 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2022-06-01−23,096→ 379,781 total
Tax Payment
NPK International Inc.$NPKI
Common Stock
2022-06-01$4.48/sh−18,664→ 490,808 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2022-06-01+47,433→ 509,472 total
Tax Payment
NPK International Inc.$NPKI
Common Stock
2022-06-01$4.48/sh−19,675→ 448,031 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2022-06-01+23,096→ 471,127 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2022-06-01+50,000→ 467,706 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2022-06-01−51,182→ 281,166 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2022-06-01−50,000→ 402,877 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2022-06-01+51,182→ 541,990 total
Award
NPK International Inc.$NPKI
Restricted Stock Units
2022-05-19+131,371→ 452,877 total
Award
NPK International Inc.$NPKI
Restricted Stock Units
2022-05-19+132,090→ 453,596 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2021-06-01−23,096→ 182,610 total
Exercise/Conversion
NPK International Inc.$NPKI
Common Stock
2021-06-01+14,649→ 423,470 total
Tax Payment
NPK International Inc.$NPKI
Common Stock
2021-06-01$3.51/sh−5,764→ 417,706 total
Exercise/Conversion
NPK International Inc.$NPKI
Restricted Stock Units
2021-06-01−47,433→ 205,706 total

Companies

NPK International Inc.
Senior Vice President and CFO
$NPKI

Recent Filings

Address

9320 LAKESIDE BOULEVARD SUITE 100

THE WOODLANDS, TX, 77381

View on SEC.gov